ダウンロード/ファイル管理
FlashGot Mass Downloader 要再起動 おすすめ
Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.
Awesome Auto Archive
Automatically do Archive/Copy/Delete/Move actions based on user defined rules
Easiest YouTube Video Downloader
This Addon simply adds a dropdown button that lets you download YouTube Videos in various Formats. Download YouTube Videos in FLV, 3GP, MP3, MP4, 720p, 1080p in a single click.
Complete YouTube Saver 要再起動
Download YouTube videos in various formats including 1080p, 4K etc (DASH formats). Convert audio track from videos to MP3 or WAV, or save audio in native format (Ogg, AAC/M4A, MP3, OPUS). Save YouTube page, video, comments and subtitles to one folder
LookOut+ 要再起動
LookOut is a plugin which allows to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).
This version is a fix for Seamonkey 2.*.
NetVideoHunter 要再起動
This add-on is a downloader that lets you easily download videos from sites like Youtube, Facebook, Metacafe, Dailymotion, Break, VKontakte and music for example from SoundCloud, Grooveshark and from many other sites...
Mozilla Archive Format, with MHT and Faithful Save 要再起動
— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!
Torrent Tornado 要再起動
Firefox および SeaMonkey 用 Torrent クライアントは純粋な JavaScript 製のため外部のソフトウェアなしでどこでも動作します。
DownThemAll! AntiContainer 要再起動
Make the resources behind container pages easily downloadable by DownThemAll!
Save Images 要再起動
Save Images saves the images from the current tab page, from the cache, to a specified location, with either the images original file name or a file name that you specify.
Link Properties Plus 要再起動
Provides extended link properties: size of linked file, last modified time, etc.
OpenDownload² 要再起動
OpenDownload² extends the "Save" dialog by a "Run" button to open the file directly.
Preserve Download Modification Timestamp 要再起動
Preserve the modification timestamp, sent by the server, for downloaded files
mozCleaner
Cleans your Firefox, Thunderbird, SeaMonkey, Fennec (unstable), Instantbird and BlueGriffon.
User Agent Changer 要再起動
Adds a menu and a toolbar button to change the user agent of a browser.
自分のコレクションを作成するには Mozilla アドオンサイトのアカウントが必要です。
あるいは 既存のアカウントへログイン